He said: "Time for @BorisJohnson to step up and get a handle on tougher sentencing! 10 years for killing my son and daughter and probably only serve 5! Justice was not served today. I am devastated, disgusted and appalled."

The twins were found at their home in Castle Drive, Margate on December 27.

Ford had been involved in a car crash in the early morning and told police where they were.